CN218446495U - Constant-temperature oil supply control system capable of meeting temperature ranging from-20 ℃ to 200 DEG C - Google Patents

Constant-temperature oil supply control system capable of meeting temperature ranging from-20 ℃ to 200 DEG C Download PDF

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Publication number
CN218446495U
CN218446495U CN202221925022.5U CN202221925022U CN218446495U CN 218446495 U CN218446495 U CN 218446495U CN 202221925022 U CN202221925022 U CN 202221925022U CN 218446495 U CN218446495 U CN 218446495U
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China
Prior art keywords
temperature
temperature oil
control system
supply control
oil supply
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CN202221925022.5U
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Chinese (zh)
Inventor
舒韶毅
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Jiangsu Hanyi Energy Technology Co.,Ltd.
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Jiangsu Haye Commercial Air Conditioning Co ltd
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Priority to CN202221925022.5U priority Critical patent/CN218446495U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

The utility model relates to a constant temperature oil supply control system technical field, and discloses a constant temperature oil supply control system satisfying-20 ℃ to 200 ℃, which comprises a compressor, wherein the left side of the compressor is connected with a condenser, one end of the condenser is connected with a dry filter, the right side of the dry filter is provided with an expansion valve, the lower right side of the expansion valve is provided with a plate heat exchanger, and the lower end of the plate heat exchanger is provided with a three-way proportional valve; the utility model discloses a satisfy-20 ℃ to 200 ℃ constant temperature fuel feeding control system carries out the logic according to setting for temperature, ambient temperature and current user side temperature three-party temperature and judges, selects to switch output oil tank type to according to setting for the temperature, the exothermic control of reaction heat absorption corresponds the mode, carries out many PID logic control, and the section logic control is through regulation and control tee bend flow proportional valve and electrical heating.

Description

Constant-temperature oil supply control system capable of meeting temperature ranging from-20 ℃ to 200 DEG C
Technical Field
The utility model relates to a constant temperature fuel feeding control system technical field specifically is a satisfy-20 ℃ to 200 ℃ constant temperature fuel feeding control system.
Background
The heat-conducting oil temperature control system controls heat-conducting medium to flow from an oil tank provided with a built-in heater to the temperature control equipment and then flow back to the oil tank from the temperature control equipment. The controller adjusts the temperature of the hot fluid according to the temperature of the hot fluid measured by the temperature sensor or the internal temperature of the temperature control equipment, so as to adjust the temperature of the temperature control equipment;
in order to realize precision control in a certain precision range, a constant-temperature oil supply control system meeting the temperature of-20 ℃ to 200 ℃ is provided to solve the defects.
SUMMERY OF THE UTILITY MODEL
To the deficiency of the prior art, the utility model provides a satisfy-20 ℃ to 200 ℃ constant temperature fuel feeding control system has solved the problem of the control that can't realize accurate intensification under accurate cooling and the low temperature demand under the high temperature demand.
The utility model provides a following technical scheme: the utility model provides a satisfy-20 ℃ to 200 ℃ constant temperature fuel feeding control system, this constant temperature fuel feeding control system includes the compressor, the left side of compressor is connected with the condenser, and the one end of this condenser is connected with drier-filter, drier-filter's right side is provided with the expansion valve, and the lower right side of expansion valve installs plate heat exchanger, plate heat exchanger's lower extreme is provided with the tee bend proportional valve, and the left side of this tee bend proportional valve is provided with the high temperature oil tank, the lower extreme of tee bend proportional valve has the low temperature oil tank, the right side of low temperature oil tank is provided with the refrigeration circulating pump, the lower left side of high temperature oil tank is provided with the electromagnetic gate valve, and the left side of electromagnetic gate valve is provided with the delivery pump.
Preferably, an electric heating pipe is installed inside the high-temperature oil tank.
Preferably, an overflow pipe is arranged on the right upper side of the high-temperature oil tank.
Preferably, one end of the refrigeration cycle pump is connected to one end of the plate heat exchanger.
Preferably, one end of the three-way proportional valve is connected to the plate heat exchanger, and the other end of the three-way proportional valve is connected to the high-temperature oil tank.
Preferably, the expansion valve is installed between the dry filter and the plate heat exchanger.
Compared with the prior art, the utility model discloses possess following beneficial effect: the constant-temperature oil supply control system meeting the temperature of-20 ℃ to 200 ℃ can perform logic judgment according to three temperatures including set temperature, ambient temperature and current user side temperature, select to switch the type of an output oil tank, perform multi-PID logic control according to a set temperature and a reaction heat absorption and release control corresponding mode, perform logic control in a section, and solve the control of accurate temperature reduction under high temperature requirements and accurate temperature rise under low temperature requirements by regulating and controlling a three-way flow proportional valve and electric heating. And a parameter correction program corresponding to Kp values and Ki values of PID parameters is developed aiming at the fact that the viscosity and specific heat of oil products fluctuate violently under different oil temperatures (mainly low temperatures).
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of the whole structure of the constant temperature oil supply control system of the present invention satisfying the temperature ranging from-20 deg.C to 200 deg.C;
fig. 2 is a control logic diagram of the constant temperature oil supply control system of the utility model which meets the temperature from-20 ℃ to 200 ℃.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The accompanying drawings are only for illustrative purposes and are only schematic drawings rather than actual drawings, which are not intended to limit the present disclosure, and in order to better illustrate the embodiments of the present disclosure, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1-2, a constant temperature oil supply control system satisfying a temperature range from-20 ℃ to 200 ℃ comprises a compressor, wherein a condenser is connected to the left side of the compressor, a drying filter is connected to one end of the condenser, an expansion valve is arranged on the right side of the drying filter, a plate heat exchanger is installed on the lower right side of the expansion valve, a three-way proportional valve is arranged at the lower end of the plate heat exchanger, a high-temperature oil tank is arranged on the left side of the three-way proportional valve, a low-temperature oil tank is arranged at the lower end of the three-way proportional valve, a freezing circulating pump is arranged on the right side of the low-temperature oil tank, an electromagnetic gate valve is arranged on the lower left side of the high-temperature oil tank, and a delivery pump is arranged on the left side of the electromagnetic gate valve.
Wherein, the inside of the high-temperature oil tank is provided with an electric heating pipe.
Wherein, the upper right side of the high-temperature oil tank is provided with an overflow pipe.
Wherein, one end of the refrigeration circulating pump is connected to one end of the plate heat exchanger.
Wherein, the one end of tee bend proportional valve is connected to on the plate heat exchanger, and the other end of tee bend proportional valve is connected to on the high temperature oil tank.
Wherein, the expansion valve is installed between drier-filter and plate heat exchanger.
It should be noted that the constant temperature oil supply control system meeting the temperature of-20 ℃ to 200 ℃ can perform logic judgment according to three temperatures, namely a set temperature, an ambient temperature and a current user side temperature, select to switch the type of an output oil tank, perform multi-PID logic control according to a set temperature and a reaction heat absorption and release control corresponding mode, and perform logic control in a section;
the control of accurate temperature reduction under the high temperature requirement and accurate temperature rise under the low temperature requirement is solved by regulating and controlling the three-way flow proportional valve and electrically heating. A parameter correction program corresponding to Kp values and Ki values of PID parameters is developed aiming at severe fluctuation of the viscosity and specific heat of the oil product under different oil temperatures (mainly low temperature);
those not described in detail in this specification are well within the skill of the art.
It is noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A constant temperature oil supply control system satisfying-20 ℃ to 200 ℃, the constant temperature oil supply control system including a compressor, characterized in that: the left side of compressor is connected with the condenser, and the one end of this condenser is connected with drier-filter, drier-filter's right side is provided with the expansion valve, and the right downside of expansion valve installs plate heat exchanger, plate heat exchanger's lower extreme is provided with the tee bend proportional valve, and the left side of this tee bend proportional valve is provided with the high temperature oil tank, the lower extreme of tee bend proportional valve has the low temperature oil tank, the right side of low temperature oil tank is provided with the refrigeration cycle pump, the left downside of high temperature oil tank is provided with the electromagnetic gate valve, and the left side of electromagnetic gate valve is provided with the delivery pump.
2. A constant temperature oil supply control system satisfying-20 ℃ to 200 ℃ according to claim 1, characterized in that: and an electric heating pipe is arranged in the high-temperature oil tank.
3. A constant temperature oil supply control system satisfying-20 ℃ to 200 ℃ according to claim 1, characterized in that: an overflow pipe is arranged on the upper right side of the high-temperature oil tank.
4. A constant temperature oil supply control system satisfying-20 ℃ to 200 ℃ according to claim 1, characterized in that: one end of the refrigeration circulating pump is connected to one end of the plate heat exchanger.
5. A constant temperature oil supply control system satisfying-20 ℃ to 200 ℃ according to claim 1, characterized in that: one end of the three-way proportional valve is connected to the plate heat exchanger, and the other end of the three-way proportional valve is connected to the high-temperature oil tank.
6. A constant temperature oil supply control system satisfying-20 ℃ to 200 ℃ according to claim 1, characterized in that: the expansion valve is arranged between the drying filter and the plate heat exchanger.
CN202221925022.5U 2022-07-25 2022-07-25 Constant-temperature oil supply control system capable of meeting temperature ranging from-20 ℃ to 200 DEG C Active CN218446495U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221925022.5U CN218446495U (en) 2022-07-25 2022-07-25 Constant-temperature oil supply control system capable of meeting temperature ranging from-20 ℃ to 200 DEG C

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221925022.5U CN218446495U (en) 2022-07-25 2022-07-25 Constant-temperature oil supply control system capable of meeting temperature ranging from-20 ℃ to 200 DEG C

Publications (1)

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CN218446495U true CN218446495U (en) 2023-02-03

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CP01 Change in the name or title of a patent holder

Address after: 226500 No.88 Qifeng West Road, Rucheng Town, Rugao City, Nantong City, Jiangsu Province

Patentee after: Jiangsu Hanyi Energy Technology Co.,Ltd.

Address before: 226500 No.88 Qifeng West Road, Rucheng Town, Rugao City, Nantong City, Jiangsu Province

Patentee before: JIANGSU HAYE COMMERCIAL AIR CONDITIONING CO.,LTD.

CP01 Change in the name or title of a patent holder